Vulnerability · Published Jun 9, 2026 · Assigned by microsoft
CVE-2026-47654Remote Desktop Client Remote Code Execution Vulnerability
High 7.5
In plain English
A high-severity use-after-free in Windows Server 2016 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 53.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Server 2016 | 10.0.14393.0 – before 10.0.14393.9234 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – before 10.0.14393.9234 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – before 10.0.17763.8880 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – before 10.0.17763.8880 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – before 10.0.20348.5256 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – before 10.0.26100.32995 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – before 10.0.26100.32995 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:T/RC:C
References
- Remote Desktop Client Remote Code Execution Vulnerability vendor-advisory, patch